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    Powdery Mildew Resistant Loci Ren6 and Ren7 are located on which chromosome?
    Question

    Powdery Mildew Resistant Loci Ren6 and Ren7 are located on which chromosome?

    A.

    2 and 3

    B.

    6 and 7

    C.

    14 and 18

    D.

    9 and 19

    Correct option is D

    Ren6 and Ren7 genes, responsible for powdery mildew resistance in grapes, are located on chromosomes 9 and 19, offering improved disease tolerance.

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